12144122322 has 16 divisors (see below), whose sum is σ = 24301589760. Its totient is φ = 4045816592.

The previous prime is 12144122303. The next prime is 12144122323. The reversal of 12144122322 is 22322144121.

It is a junction number, because it is equal to n+sod(n) for n = 12144122292 and 12144122301.

It is not an unprimeable number, because it can be changed into a prime (12144122323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544197 + ... + 566072.

It is an arithmetic number, because the mean of its divisors is an integer number (1518849360).

Almost surely, 2^12144122322 is an apocalyptic number.

12144122322 is an abundant number, since it is smaller than the sum of its proper divisors (12157467438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12144122322 is a wasteful number, since it uses less digits than its factorization.

12144122322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112097.

The product of its digits is 1536, while the sum is 24.

Adding to 12144122322 its reverse (22322144121), we get a palindrome (34466266443).

The spelling of 12144122322 in words is "twelve billion, one hundred forty-four million, one hundred twenty-two thousand, three hundred twenty-two".